Display rack



FIG. 1 is perspective view of my new display rack design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right view thereof, the left side view being the mirror image thereof; and

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof. 

The ornamental design for a display rack, as shown and described. 